<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>${name}</title>
    <style>
        html, body {
            width:100%; height:100%;background-color:gray;
        }
    </style>
</head>
<body>
<iframe frameborder="0" src="${previewUrl}" width="100%" height="100%" scrolling="yes" seamless></iframe>
</body>
</html>